Fix spelling error.

Author: tesseralis

README.md

@@ -57,7 +57,7 @@ The documentation is divided into several sections with a different tone and pur
 
 ## Translation
 
-If you are interesting in translating `reactjs.org`, please see the current translation efforts at [isreacttranslatedyet.com](https://www.isreacttranslatedyet.com/).
+If you are interested in translating `reactjs.org`, please see the current translation efforts at [isreacttranslatedyet.com](https://www.isreacttranslatedyet.com/).
 
 
 If your language does not have a translation and you would like to create one, please follow the instructions at [reactjs.org Translations](https://github.com/reactjs/reactjs.org-translation#translating-reactjsorg).